React\Promise\PromiseTest\RejectTestTrait::rejectShouldMakePromiseImmutable PHP Метод

    public function rejectShouldMakePromiseImmutable()
    {
        $adapter = $this->getPromiseTestAdapter();
        $mock = $this->createCallableMock();
        $mock->expects($this->once())->method('__invoke')->with($this->identicalTo(1));
        $adapter->promise()->then(null, function ($value) use($adapter) {
            $adapter->reject(3);
            return Promise\reject($value);
        })->then($this->expectCallableNever(), $mock);
        $adapter->reject(1);
        $adapter->reject(2);
    }